Fishing sinker



FIG. 1 is a perspective view of a fishing sinker, showing my design;

FIG. 2 is left side elevation view;

FIG. 3 is a right side elevation view;

FIG. 4 is a front view; and,

FIG. 5 is a back view.

The broken line showing of environment in the drawings is forillustrative purposes only and forms no part of the claimed design.

The ornamental design for a fishing sinker, as shown.